How to enable bitlocker

BitLocker Drive Encryption is a native security feature that encrypts everything on the drive sầu that Windows is installed on. Device encryption helps protect your data by encrypting it. Only someone with the right encryption key (such as a personal identification number)can decrypt it.

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How does it work:

BitLocker is used in conjunction with a hardware component called a Trusted Platkhung Module (TPM). The TPM is a smartcard-lượt thích module on the motherboard that is installed in many newer computers by the computer manufacturer. BitLocker stores its recovery key in the TPM (version 1.2 or higher).

When you enableBitLocker, you create

a personal identification number (PIN) that will be required to enter each time you start up your computer. While enabling BitLocker, arecovery key is generated. The recovery key is used lớn gain access to your computer should you forget your password. After the recovery key is generated you will be prompted khổng lồ restart the machine. The encryption process begins when the computer reboots.

Note: You should print or save the recovery key và store it in a safe placeapart from your computer.


To use BitLocker, your computer must satisfy certain requirements:

Supported operating systems:Windows 10 - Education, Pro, or Enterprise editionWindows 8 — Professional or Enterprise editionWindows 7 — Enterprise or Ultimate editionFor Windows 7, the Trusted Platsize Module (TPM) version 1.2 or higher must be installed. It must also be enabled and activated (or turned on).

Additional requirements:

You must be logged in as an administrator.You must have access lớn a printer lớn print the recovery key.

Cheông xã your version of Windows

To find out the version of Windows you are running:

Clichồng the Start button.In the Search box, type "about your PC"winver.If the version displayed is not one of the versions listed above, BitLocker is not available on your computer.

Cheông xã your TPM status

If the TPM does not meet the system requirements listed above sầu, the Encryption installer displays the TPM status at the point where you choose your encryption options.

Example of TPM status message::

Contact your local IT support if you want lớn enable BitLocker but need assistance with enabling and activating the TPM.

Enabling BitLocker

If your computer meets the Windows version & TPM requirements, the process for enabling BitLocker is as follows:

Click Start , clichồng Control Panel, clichồng System và Security (if the control panel items are listed by category), & then cliông chồng BitLocker Drive Encryption.Cliông chồng Turn on BitLocker.
BitLocker scans your computer lớn verify that it meets the system requirements.If your computer meets the system requirements, the thiết lập wizard continues with the BitLocker Startup Preferences in step 8.If preparations need khổng lồ be made to lớn your computer to turn on BitLocker,they are displayed. Clichồng Next.
If prompted lớn vị so, remove any CDs, DVDs, và USB flash drives from your computer & then cliông xã Shutdown.
Turn your computer bachồng on after shutdown. Follow the instructions in the message khổng lồ continue initializing the TMPhường. (The message varies, depending on the computer manufacturer).
If your computer shuts down again, turn it back on.The BitLocker thiết đặt wizard resumes atomically. Cliông xã Next.

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When the BitLocker startup preferences page is displayed, cliông chồng Require a PIN at every startup.
Enter a PIN from 8 to lớn trăng tròn characters long và then enter it again in the Confirm PIN field. Cliông chồng Set PIN.Note: You will need khổng lồ enter your PIN each time you start your computer.
To store your recovery key, select Print the recovery key và then cliông xã Next.Note: Make sure your computer is connected lớn a printer.
Print a copy of your recovery key.
You will be prompted to restart your computer to start the encryption process. You can use your computer while your drive is being encrypted.

Logging in

Enabling BitLocker will change the way you log in lớn your system. You need to lớn enter your PIN at every startup, prior lớn entering your password. This is designed to provide an additional layer of security for your data.

Changing your PIN or regenerating a copy of your recovery key

Once you have created your PIN, you can change it in the BitLocker Drive sầu Encryption control panel You can also regenerate a new copy of your recovery key if you thất bại the printed copy.

Clichồng Start , click Control Panel, cliông chồng System & Security (if the control panel items are listed by category), và then cliông chồng BitLocker Drive Encryption.In the BitLocker Drive Encryption control panel, clickManage BitLocker.Follow the instructions on the screen.

Turning off BitLocker

If you want to lớn decrypt your hard drive sầu, all you need lớn bởi is turn off BitLocker. To turn off BitLocker you must be logged in as an administrator.

Cliông xã Start , clichồng Control Panel, cliông xã System and Security (if the control panel items are listed by category), and then clichồng BitLocker Drive sầu Encryption.In the BitLocker Drive sầu Encryption control panel, click Turn Off BitLocker.

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Cliông xã Decrypt Drive lớn start the decryption process.

Chuyên mục: Tin Tức
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